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a430fa06a4
NAND flavors, like serial and parallel, have a lot in common and would benefit to share code. Let's move raw (parallel) NAND specific code in a raw/ subdirectory, to ease the addition of a core file in nand/ and the introduction of a spi/ subdirectory specific to SPI NANDs. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
241 lines
7.3 KiB
C
241 lines
7.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2011 NVIDIA Corporation <www.nvidia.com>
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*/
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/* register offset */
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#define COMMAND_0 0x00
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#define CMD_GO (1 << 31)
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#define CMD_CLE (1 << 30)
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#define CMD_ALE (1 << 29)
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#define CMD_PIO (1 << 28)
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#define CMD_TX (1 << 27)
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#define CMD_RX (1 << 26)
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#define CMD_SEC_CMD (1 << 25)
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#define CMD_AFT_DAT_MASK (1 << 24)
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#define CMD_AFT_DAT_DISABLE 0
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#define CMD_AFT_DAT_ENABLE (1 << 24)
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#define CMD_TRANS_SIZE_SHIFT 20
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#define CMD_TRANS_SIZE_PAGE 8
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#define CMD_A_VALID (1 << 19)
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#define CMD_B_VALID (1 << 18)
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#define CMD_RD_STATUS_CHK (1 << 17)
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#define CMD_R_BSY_CHK (1 << 16)
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#define CMD_CE7 (1 << 15)
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#define CMD_CE6 (1 << 14)
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#define CMD_CE5 (1 << 13)
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#define CMD_CE4 (1 << 12)
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#define CMD_CE3 (1 << 11)
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#define CMD_CE2 (1 << 10)
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#define CMD_CE1 (1 << 9)
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#define CMD_CE0 (1 << 8)
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#define CMD_CLE_BYTE_SIZE_SHIFT 4
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enum {
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CMD_CLE_BYTES1 = 0,
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CMD_CLE_BYTES2,
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CMD_CLE_BYTES3,
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CMD_CLE_BYTES4,
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};
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#define CMD_ALE_BYTE_SIZE_SHIFT 0
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enum {
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CMD_ALE_BYTES1 = 0,
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CMD_ALE_BYTES2,
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CMD_ALE_BYTES3,
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CMD_ALE_BYTES4,
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CMD_ALE_BYTES5,
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CMD_ALE_BYTES6,
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CMD_ALE_BYTES7,
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CMD_ALE_BYTES8
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};
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#define STATUS_0 0x04
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#define STATUS_RBSY0 (1 << 8)
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#define ISR_0 0x08
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#define ISR_IS_CMD_DONE (1 << 5)
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#define ISR_IS_ECC_ERR (1 << 4)
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#define IER_0 0x0C
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#define CFG_0 0x10
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#define CFG_HW_ECC_MASK (1 << 31)
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#define CFG_HW_ECC_DISABLE 0
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#define CFG_HW_ECC_ENABLE (1 << 31)
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#define CFG_HW_ECC_SEL_MASK (1 << 30)
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#define CFG_HW_ECC_SEL_HAMMING 0
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#define CFG_HW_ECC_SEL_RS (1 << 30)
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#define CFG_HW_ECC_CORRECTION_MASK (1 << 29)
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#define CFG_HW_ECC_CORRECTION_DISABLE 0
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#define CFG_HW_ECC_CORRECTION_ENABLE (1 << 29)
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#define CFG_PIPELINE_EN_MASK (1 << 28)
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#define CFG_PIPELINE_EN_DISABLE 0
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#define CFG_PIPELINE_EN_ENABLE (1 << 28)
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#define CFG_ECC_EN_TAG_MASK (1 << 27)
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#define CFG_ECC_EN_TAG_DISABLE 0
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#define CFG_ECC_EN_TAG_ENABLE (1 << 27)
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#define CFG_TVALUE_MASK (3 << 24)
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enum {
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CFG_TVAL4 = 0 << 24,
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CFG_TVAL6 = 1 << 24,
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CFG_TVAL8 = 2 << 24
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};
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#define CFG_SKIP_SPARE_MASK (1 << 23)
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#define CFG_SKIP_SPARE_DISABLE 0
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#define CFG_SKIP_SPARE_ENABLE (1 << 23)
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#define CFG_COM_BSY_MASK (1 << 22)
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#define CFG_COM_BSY_DISABLE 0
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#define CFG_COM_BSY_ENABLE (1 << 22)
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#define CFG_BUS_WIDTH_MASK (1 << 21)
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#define CFG_BUS_WIDTH_8BIT 0
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#define CFG_BUS_WIDTH_16BIT (1 << 21)
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#define CFG_LPDDR1_MODE_MASK (1 << 20)
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#define CFG_LPDDR1_MODE_DISABLE 0
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#define CFG_LPDDR1_MODE_ENABLE (1 << 20)
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#define CFG_EDO_MODE_MASK (1 << 19)
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#define CFG_EDO_MODE_DISABLE 0
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#define CFG_EDO_MODE_ENABLE (1 << 19)
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#define CFG_PAGE_SIZE_SEL_MASK (7 << 16)
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enum {
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CFG_PAGE_SIZE_256 = 0 << 16,
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CFG_PAGE_SIZE_512 = 1 << 16,
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CFG_PAGE_SIZE_1024 = 2 << 16,
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CFG_PAGE_SIZE_2048 = 3 << 16,
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CFG_PAGE_SIZE_4096 = 4 << 16
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};
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#define CFG_SKIP_SPARE_SEL_MASK (3 << 14)
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enum {
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CFG_SKIP_SPARE_SEL_4 = 0 << 14,
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CFG_SKIP_SPARE_SEL_8 = 1 << 14,
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CFG_SKIP_SPARE_SEL_12 = 2 << 14,
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CFG_SKIP_SPARE_SEL_16 = 3 << 14
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};
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#define CFG_TAG_BYTE_SIZE_MASK 0x1FF
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#define TIMING_0 0x14
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#define TIMING_TRP_RESP_CNT_SHIFT 28
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#define TIMING_TRP_RESP_CNT_MASK (0xf << TIMING_TRP_RESP_CNT_SHIFT)
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#define TIMING_TWB_CNT_SHIFT 24
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#define TIMING_TWB_CNT_MASK (0xf << TIMING_TWB_CNT_SHIFT)
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#define TIMING_TCR_TAR_TRR_CNT_SHIFT 20
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#define TIMING_TCR_TAR_TRR_CNT_MASK (0xf << TIMING_TCR_TAR_TRR_CNT_SHIFT)
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#define TIMING_TWHR_CNT_SHIFT 16
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#define TIMING_TWHR_CNT_MASK (0xf << TIMING_TWHR_CNT_SHIFT)
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#define TIMING_TCS_CNT_SHIFT 14
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#define TIMING_TCS_CNT_MASK (3 << TIMING_TCS_CNT_SHIFT)
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#define TIMING_TWH_CNT_SHIFT 12
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#define TIMING_TWH_CNT_MASK (3 << TIMING_TWH_CNT_SHIFT)
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#define TIMING_TWP_CNT_SHIFT 8
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#define TIMING_TWP_CNT_MASK (0xf << TIMING_TWP_CNT_SHIFT)
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#define TIMING_TRH_CNT_SHIFT 4
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#define TIMING_TRH_CNT_MASK (3 << TIMING_TRH_CNT_SHIFT)
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#define TIMING_TRP_CNT_SHIFT 0
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#define TIMING_TRP_CNT_MASK (0xf << TIMING_TRP_CNT_SHIFT)
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#define RESP_0 0x18
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#define TIMING2_0 0x1C
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#define TIMING2_TADL_CNT_SHIFT 0
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#define TIMING2_TADL_CNT_MASK (0xf << TIMING2_TADL_CNT_SHIFT)
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#define CMD_REG1_0 0x20
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#define CMD_REG2_0 0x24
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#define ADDR_REG1_0 0x28
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#define ADDR_REG2_0 0x2C
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#define DMA_MST_CTRL_0 0x30
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#define DMA_MST_CTRL_GO_MASK (1 << 31)
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#define DMA_MST_CTRL_GO_DISABLE 0
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#define DMA_MST_CTRL_GO_ENABLE (1 << 31)
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#define DMA_MST_CTRL_DIR_MASK (1 << 30)
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#define DMA_MST_CTRL_DIR_READ 0
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#define DMA_MST_CTRL_DIR_WRITE (1 << 30)
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#define DMA_MST_CTRL_PERF_EN_MASK (1 << 29)
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#define DMA_MST_CTRL_PERF_EN_DISABLE 0
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#define DMA_MST_CTRL_PERF_EN_ENABLE (1 << 29)
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#define DMA_MST_CTRL_REUSE_BUFFER_MASK (1 << 27)
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#define DMA_MST_CTRL_REUSE_BUFFER_DISABLE 0
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#define DMA_MST_CTRL_REUSE_BUFFER_ENABLE (1 << 27)
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#define DMA_MST_CTRL_BURST_SIZE_SHIFT 24
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#define DMA_MST_CTRL_BURST_SIZE_MASK (7 << DMA_MST_CTRL_BURST_SIZE_SHIFT)
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enum {
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DMA_MST_CTRL_BURST_1WORDS = 2 << DMA_MST_CTRL_BURST_SIZE_SHIFT,
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DMA_MST_CTRL_BURST_4WORDS = 3 << DMA_MST_CTRL_BURST_SIZE_SHIFT,
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DMA_MST_CTRL_BURST_8WORDS = 4 << DMA_MST_CTRL_BURST_SIZE_SHIFT,
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DMA_MST_CTRL_BURST_16WORDS = 5 << DMA_MST_CTRL_BURST_SIZE_SHIFT
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};
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#define DMA_MST_CTRL_IS_DMA_DONE (1 << 20)
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#define DMA_MST_CTRL_EN_A_MASK (1 << 2)
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#define DMA_MST_CTRL_EN_A_DISABLE 0
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#define DMA_MST_CTRL_EN_A_ENABLE (1 << 2)
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#define DMA_MST_CTRL_EN_B_MASK (1 << 1)
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#define DMA_MST_CTRL_EN_B_DISABLE 0
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#define DMA_MST_CTRL_EN_B_ENABLE (1 << 1)
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#define DMA_CFG_A_0 0x34
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#define DMA_CFG_B_0 0x38
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#define FIFO_CTRL_0 0x3C
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#define DATA_BLOCK_PTR_0 0x40
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#define TAG_PTR_0 0x44
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#define ECC_PTR_0 0x48
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#define DEC_STATUS_0 0x4C
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#define DEC_STATUS_A_ECC_FAIL (1 << 1)
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#define DEC_STATUS_B_ECC_FAIL (1 << 0)
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#define BCH_CONFIG_0 0xCC
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#define BCH_CONFIG_BCH_TVALUE_SHIFT 4
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#define BCH_CONFIG_BCH_TVALUE_MASK (3 << BCH_CONFIG_BCH_TVALUE_SHIFT)
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enum {
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BCH_CONFIG_BCH_TVAL4 = 0 << BCH_CONFIG_BCH_TVALUE_SHIFT,
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BCH_CONFIG_BCH_TVAL8 = 1 << BCH_CONFIG_BCH_TVALUE_SHIFT,
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BCH_CONFIG_BCH_TVAL14 = 2 << BCH_CONFIG_BCH_TVALUE_SHIFT,
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BCH_CONFIG_BCH_TVAL16 = 3 << BCH_CONFIG_BCH_TVALUE_SHIFT
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};
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#define BCH_CONFIG_BCH_ECC_MASK (1 << 0)
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#define BCH_CONFIG_BCH_ECC_DISABLE 0
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#define BCH_CONFIG_BCH_ECC_ENABLE (1 << 0)
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#define BCH_DEC_RESULT_0 0xD0
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#define BCH_DEC_RESULT_CORRFAIL_ERR_MASK (1 << 8)
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#define BCH_DEC_RESULT_PAGE_COUNT_MASK 0xFF
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#define BCH_DEC_STATUS_BUF_0 0xD4
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#define BCH_DEC_STATUS_FAIL_SEC_FLAG_MASK 0xFF000000
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#define BCH_DEC_STATUS_CORR_SEC_FLAG_MASK 0x00FF0000
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#define BCH_DEC_STATUS_FAIL_TAG_MASK (1 << 14)
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#define BCH_DEC_STATUS_CORR_TAG_MASK (1 << 13)
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#define BCH_DEC_STATUS_MAX_CORR_CNT_MASK (0x1f << 8)
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#define BCH_DEC_STATUS_PAGE_NUMBER_MASK 0xFF
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#define LP_OPTIONS 0
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struct nand_ctlr {
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u32 command; /* offset 00h */
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u32 status; /* offset 04h */
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u32 isr; /* offset 08h */
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u32 ier; /* offset 0Ch */
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u32 config; /* offset 10h */
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u32 timing; /* offset 14h */
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u32 resp; /* offset 18h */
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u32 timing2; /* offset 1Ch */
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u32 cmd_reg1; /* offset 20h */
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u32 cmd_reg2; /* offset 24h */
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u32 addr_reg1; /* offset 28h */
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u32 addr_reg2; /* offset 2Ch */
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u32 dma_mst_ctrl; /* offset 30h */
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u32 dma_cfg_a; /* offset 34h */
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u32 dma_cfg_b; /* offset 38h */
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u32 fifo_ctrl; /* offset 3Ch */
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u32 data_block_ptr; /* offset 40h */
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u32 tag_ptr; /* offset 44h */
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u32 resv1; /* offset 48h */
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u32 dec_status; /* offset 4Ch */
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u32 hwstatus_cmd; /* offset 50h */
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u32 hwstatus_mask; /* offset 54h */
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u32 resv2[29];
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u32 bch_config; /* offset CCh */
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u32 bch_dec_result; /* offset D0h */
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u32 bch_dec_status_buf;
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/* offset D4h */
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};
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